package com.sky.mapper;

import com.sky.dto.ShoppingCartDTO;
import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {
    //动态条件查询
    List<ShoppingCart> list(ShoppingCart shoppingCart);
    //根据id修改数量
    @Update("update shopping_cart set number=#{number} where id=#{id}")
    void updateNumberById(ShoppingCart shoppingCart);
    //插入数据
    @Insert("insert into shopping_cart (name, image, user_id, dish_id, setmeal_id, dish_flavor, amount,number, create_time) " +
            "values (#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{amount},#{number},#{createTime})")
    void insert(ShoppingCart shoppingCart);
    //根据id删除购物车中的商品
    @Delete("delete from shopping_cart where id=#{id}")
    void deleteById(Long id);
    //清空购物车
    @Delete("delete from shopping_cart where user_id=#{userId}")
    void clean(Long userId);
    //批量插入
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
